Finding the Fourth Proportional to 414,954.87, 572,643.14 and 242,979.99
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Solution
The fourth proportional to 414,954.87, 572,643.14 and 242,979.99 is: 335,315.56
Step by Step Solution
- Step 1: Write the proportion equation
414,954.87 : 572,643.14 = 242,979.99 : x - Step 2: Convert to fraction form
414,954.87/572,643.14 = 242,979.99/x - Step 3: Cross multiply
414,954.87x = 572,643.14 × 242,979.99 - Step 4: Simplify right side
414,954.87x = 139,140,823,215.87 - Step 5: Solve for x
x = 139,140,823,215.87/414,954.87 - Step 6: Final answer
x = 335,315.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.